the Sikhote-Alin meteorite shower
Stato: U.S.S.R. Anno: 1957 Notizie: On November 20, 1957 the Soviet Union issued a stamp to commemorate the tenth anniversary of the Sikhote-Alin meteorite shower. The Scott catalog number for this stamp is 1995. This stamp reproduces a painting of the Sikhote-Alin event by P. J. Medvedev showing the lengthy trail. The original painting can also be seen on this cover. You can also see a closeup of the cover text. Medvedev witnessed the Sikhote-Alin shower first-hand. The Sikhote-Alin impactor exploded in the atmosphere at a height of about 5.5 kilometers. Fragments landed in an ellipical area between one and two kilometers in size. Over 8,000 iron meteorites with a total weight of over 28 tons have so far been collected from the impact zone. |
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